| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| INTERIOR SERVICES GROUP (UK HOLDINGS) LIMITED | 04446413 | 16/02/2024 | Bronze |
| INTERIOR SERVICES GROUP LIMITED | 04545988 | 19/02/2024 | Silver |
| ISG CENTRAL SERVICES LIMITED | 02997684 | 03/08/2020 | Pre-I |
| ISG CONSTRUCTION HOLDINGS LIMITED | 07272660 | 19/02/2024 | One Red Flag |
| ISG CONSTRUCTION LIMITED | 00450103 | 25/04/2019 | Pre-I |
| ISG ENGINEERING SERVICES LIMITED | 10289327 | 01/07/2022 | Pre-I |
| ISG FIT OUT LIMITED | 06954059 | 07/07/2022 | Bronze |
| ISG INTERIOR SERVICES GROUP UK LIMITED | 02989004 | 22/02/2024 | Silver |
| ISG JACKSON LIMITED | 00767259 | 01/12/2021 | Pre-I |
| ISG LIMITED | 10081578 | 01/09/2020 | Amber |
| ISG NORTHERN LIMITED | 00315305 | 10/02/2021 | Bronze |
| ISG OVERSEAS INVESTMENTS LIMITED | 03791978 | 19/02/2024 | Bronze |
| ISG PEARCE LIMITED | 00409459 | 10/02/2021 | One Red Flag |
| ISG RETAIL LIMITED | 02721627 | 07/07/2022 | Pre-I |
| ISG SOUTH LIMITED | 07276092 | 10/02/2021 | One Red Flag |
| ISG TECHNOLOGY SOLUTIONS LIMITED | 09797050 | 19/02/2024 | Silver |
| ISG UK FIT OUT LIMITED | 07267349 | 19/02/2024 | Amber |
| ISG UK RETAIL LIMITED | 04491779 | 19/02/2024 | Pre-I |
| REALYS LIMITED | 08254233 | 19/02/2024 | Silver |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|